<template>
  <div class="bottom-bar">
    <div class="bar-item bar-left">
      <div>
        <i class="icon service"></i>
        <span class="text">客服</span>
      </div>
      <div>
        <i class="icon shop"></i>
        <span class="text">店铺</span>
      </div>
      <div>
        <i class="icon select"></i>
        <span class="text">收藏</span>
      </div>
    </div>
    <div class="bar-item bar-right">
      <div class="cart" @click="addMarket">
        <div class="mount" v-if="this.count">{{ this.count }}</div>
        加入购物车
      </div>
      <div class="buy" @click="gotoMarket">购买</div>
    </div>
  </div>
</template>
<script>
import { mapGetters } from "vuex";
export default {
  name: "DetailBottomBar",
  data() {
    return {
      count: 0
    };
  },
  props: {
    product: {
      type: Object,
      default() {
        return {};
      }
    }
  },
  computed: {
    ...mapGetters(["getSingleMount"]) //单个商品的数量
  },
  watch: {
    product(newValue, oldValue) {
      this.count = this.getSingleMount(newValue.iid);
    }
  },
  methods: {
    addMarket() {
      this.$store.commit("addCart", this.product);
      this.count = this.getSingleMount(this.product.iid);
    },
    gotoMarket() {
      this.$router.push("/cart");
    }
  }
};
</script>

<style scoped>
.bottom-bar {
  display: flex;
  position: absolute;
  z-index: 10;
  height: 58px;
  left: 0;
  right: 0;
  bottom: -58px;
  text-align: center;
  background-color: #fff;
  box-shadow: 0 -1px 1px rgba(100, 100, 100, 0.1);
}
.bar-item {
  flex: 1;
  display: flex;
}

.bar-item > div {
  flex: 1;
}

.bar-left .text {
  font-size: 13px;
}

.bar-left .icon {
  display: block;
  width: 22px;
  height: 22px;
  margin: 10px auto 3px;
  background: url("~assets/img/detail/detail_bottom.png") 0 0/100%;
}

.bar-left .service {
  background-position: 0 -54px;
}

.bar-left .shop {
  background-position: 0 -98px;
}

.bar-right {
  font-size: 15px;
  color: #fff;
  line-height: 58px;
}

.bar-right .cart {
  background-color: #ffe817;
  position: relative;
}
.mount {
  position: absolute;
  display: inline-block;
  line-height: 25px;
  width: 25px;
  height: 25px;
  background-color: rgb(233, 32, 99);
  color: white;
  border-radius: 50%;
  top: -10px;
  right: 0px;
}

.bar-right .buy {
  background-color: #f69;
}
</style>
